(19)
(11) EP 3 380 439 A1

(12)

(43) Date of publication:
03.10.2018 Bulletin 2018/40

(21) Application number: 16798523.3

(22) Date of filing: 22.11.2016
(51) International Patent Classification (IPC): 
C02F 3/12(2006.01)
C02F 1/52(2006.01)
B01D 65/08(2006.01)
 C02F 1/44(2006.01)
C02F 1/56(2006.01)
(86) International application number:
PCT/EP2016/078388
(87) International publication number:
WO 2017/089330 (01.06.2017 Gazette 2017/22)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 27.11.2015 SE 1551546

(71) Applicant: Kemira OYJ
00180 Helsinki (FI)

(72) Inventors:
  • HESAMPOUR, Mehrdad
    02660 Espoo (FI)
  • AZARNOUSH, Fazlollah
    00140 Helsinki (FI)
  • HALTTUNEN, Sakari
    02330 Espoo (FI)

(74) Representative: AWA Sweden AB 
P.O. Box 5117
200 71 Malmö
200 71 Malmö (SE)

   


(54) IMPROVE PHOSPHORUS PRECIPITATION AND MEMBRANE FLUX IN MEMBRANE BIOREACTORS